日期:
来源:雅诚德英语网
Geologists think that this fluidized ejecta crater indicates that a layer of permafrost, or water ice, lies just a few meters under the surface.
地质学家认为,这个具有流体化喷出物的陨石坑表明,在地表下几米深处有一层永久冻土层或水冰。
Geologists think that this fluidized ejecta crater indicates that a layer of permafrost, or water ice, lies just a few meters under the surface.
地质学家认为,这个具有流体化喷出物的陨石坑表明,在地表下几米深处有一层永久冻土层或水冰。